OCPP 1.6 Charging network software

We are a small EV charging network. We are looking for a cloud based OCPP V1.6 server to control, analyse in field OCPP compliant chargers. We also need to handle validation from the charger when a person flashes and RFID, or Credit card or unique ID of the vehicle is read by the charger. the system will also need handle billing of individual charges and account charging and one off credit card charges.